Key buttons for a handset



FIG. 1 is a front view of key buttons for a handset, showing my newdesign; and,

FIG. 2 is a perspective front view thereof.

The broken line showing of the remainder of the handset in FIGS. 1-2 isfor illustrative purposes only and forms no part of the claimed design.

The ornamental design for a key buttons for a handset, as shown and described. 